He is on the books of Hafnarfjordur and wears shirt number 33. His main role on the pitch is Midfield. His estimated market valuation currently stands at 75K €.

His latest transfer saw him join Hafnarfjordur from Duke Blue Devils (Duke University) via on 2026-04-20.

Over 13 appearances in the Iceland Besta-deild karla 2025, ulfur bjornsson contributed 2 goals and 3 assists, completed 24 key passes from 258 total passes, and posted a passing accuracy of 13.1.